LaminectomyIntervertebral DiscSpinal Cord CompressionIntervertebral Disc DisplacementDecompression, SurgicalLumbar VertebraeSpinal StenosisLigamentum FlavumCervical VertebraeThoracic VertebraeIntervertebral Disc DegenerationEpidural SpaceDura MaterArachnoiditisSpinal CanalSpinal Cord DiseasesSpinal OsteophytosisMyelographySpinal NeoplasmsCauda EquinaSpinal Cord NeoplasmsSpinal FusionLumbosacral RegionSpinal DiseasesSpondylolisthesisDiskectomySacrumSpinal Nerve RootsCervical AtlasHematoma, Epidural, SpinalOssification of Posterior Longitudinal LigamentFailed Back Surgery SyndromeRadiculopathySpineTorsion, MechanicalParaparesisOssification, HeterotopicInternal FixatorsSciaticaSyringomyeliaParaplegiaNeurosurgical ProceduresMagnetic Resonance ImagingPolyradiculopathyCadaverEpidural AbscessKyphosisLongitudinal LigamentsBack PainTissue AdhesionsSpinal Cord InjuriesSpondylosisTemporomandibular Joint DiscPostoperative ComplicationsSpinal CordArachnoidImaginal DiscsTreatment OutcomeTabes DorsalisArachnoid CystsForaminotomyMeningoceleZygapophyseal JointLordosisAtlanto-Axial JointTotal Disc ReplacementDislocationsNerve Compression SyndromesArnold-Chiari MalformationShear StrengthOdontoid ProcessLow Back PainSynovial CystPlatybasiaTuberculosis, SpinalBiomechanical PhenomenaWeight-Bearing